package jdbc;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

public class JDBCDemo6 {
    public static void main(String[] args) {
        try(Connection connection = DBUtil.getConnection();) {
            Statement statement = connection.createStatement();
            String sql = "SELECT t.name,t.salary,c.name,c.floor "+
                         "FROM teacher t "+
                         "JOIN class c ON t.id=c.teacher_id "+
                         "WHERE t.name='王克晶'";
            ResultSet rs = statement.executeQuery(sql);
            while (rs.next()){
                String tName = rs.getString(1);
                int tSalary = rs.getInt(2);
                String cName = rs.getString(3);
                int cFloor = rs.getInt(4);
                String line = String.join("  ",tName,tSalary+"",cName,cFloor+"");
                System.out.println(line);
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
